Elsie at Ionby Martha Finley "Elsie on the Hudson" from Martha Finley. Teacher and author (1828-1909)."Elsie on the Hudson" from Martha Finley. Teacher and author (1828-1909). Pages of Elsie at Ion : Page 1Page 2Page 3Page 4Page 5Page 6Page 7Page 8Page 9Page 10Page 11Page 12Page 13Page 14Page 15Page 16Page 17Page 18Page 19